229440259 has 2 divisors, whose sum is σ = 229440260. Its totient is φ = 229440258.

The previous prime is 229440221. The next prime is 229440287. The reversal of 229440259 is 952044922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 229440259 - 2⁹ = 229439747 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (229440209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114720129 + 114720130.

It is an arithmetic number, because the mean of its divisors is an integer number (114720130).

Almost surely, 2^229440259 is an apocalyptic number.

229440259 is a deficient number, since it is larger than the sum of its proper divisors (1).

229440259 is an equidigital number, since it uses as much as digits as its factorization.

229440259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 229440259 is about 15147.2855323982. The cubic root of 229440259 is about 612.1951360243.

The spelling of 229440259 in words is "two hundred twenty-nine million, four hundred forty thousand, two hundred fifty-nine".